CN113185322A - Tunnel lining maintenance track spray set - Google Patents
Tunnel lining maintenance track spray set Download PDFInfo
- Publication number
- CN113185322A CN113185322A CN202110390768.4A CN202110390768A CN113185322A CN 113185322 A CN113185322 A CN 113185322A CN 202110390768 A CN202110390768 A CN 202110390768A CN 113185322 A CN113185322 A CN 113185322A
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- Prior art keywords
- stirring
- spraying
- rod
- fixed
- movable plate
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/02—Selection of the hardening environment
- C04B40/0277—Hardening promoted by using additional water, e.g. by spraying water on the green concrete element
Abstract
The invention discloses a tunnel lining maintenance track spraying device which comprises a vehicle, a fixed rod, a bracket, a spraying pipe, a spraying head and a pushing mechanism, wherein the fixed rod is fixedly connected with the vehicle; a bracket is fixed on one side of the vehicle through a plurality of fixing rods; the bracket is provided with a pushing mechanism for driving the plurality of spray headers to reciprocate left and right; the pushing mechanism comprises a pushing rotating shaft, an incomplete gear, a movable plate and a connecting rod. The tunnel lining maintenance track spraying device can drive the adjacent spraying heads to continuously get close to and away from each other by arranging the pushing mechanism, so that the track can be sprayed in all directions, the spraying is uniform, and then the vehicle moves forwards for a certain distance and stops to repeatedly spray, so that the spraying is uniform; through setting up rabbling mechanism, can stir spraying liquid to the messenger sprays the liquid dispersion and evenly, has further improved to a certain extent and has sprayed the effect.
Description
Technical Field
The invention relates to a spraying device, in particular to a tunnel lining maintenance track spraying device.
Background
The tunnel lining refers to a permanent structure supporting and maintaining long-term stability and durability of a tunnel, and functions to support and maintain stability of the tunnel, maintain a space required for train operation, prevent weathering of surrounding rocks, remove influence of groundwater, and the like. Therefore, the tunnel lining must have sufficient strength, durability, and certain resistance to freezing, permeability, and erosion.
Need spray the maintenance to the track behind tunnel lining, and current most spray set all drives the shower head limit through the vehicle and removes the limit and spray the track, adopts this kind of mode to spray, because the speed of a motor vehicle is unstable to the volume that leads to the liquid that sprays of track contact is different, thereby can lead to spraying inhomogeneously to a certain extent.
Disclosure of Invention
The invention aims to provide a tunnel lining maintenance track spraying device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a tunnel lining maintenance track spraying device comprises a vehicle, a fixed rod, a bracket, a spraying pipe, a spraying head and a pushing mechanism; a bracket is fixed on one side of the vehicle through a plurality of fixing rods; the bracket is provided with a pushing mechanism for driving the plurality of spray headers to reciprocate left and right; the pushing mechanism comprises a pushing rotating shaft, an incomplete gear, a movable plate and a connecting rod; a plurality of pushing rotating shafts are arranged on the bracket in an equidistance rotating manner, and incomplete gears are fixed on the plurality of pushing rotating shafts; the initial rotation angles of two adjacent incomplete gears are different by half a circle, and the incomplete gears are rotatably arranged in the openings of the movable plate; tooth bars matched with the incomplete gear are arranged on two sides of the opening of the movable plate, and when teeth at one end of the incomplete gear are separated from the tooth bars on one side of the movable plate, teeth at the other end of the incomplete gear are just contacted with the tooth bars on the other side of the movable plate; the bottoms of the movable plates are symmetrically fixed with connecting rods; spray pipes are fixed on the two connecting rods on the single movable plate; a plurality of spray headers are distributed at equal intervals at the bottoms of the plurality of spray pipes; and the driving mechanism for driving the plurality of pushing rotating shafts to synchronously rotate is arranged on the bracket.
As a further scheme of the invention: the driving mechanism comprises a belt and a driving motor; a driving motor is fixed on the bracket, and the rotating end of the driving motor is connected with one end of a single pushing rotating shaft; two adjacent pushing rotating shafts are connected through a belt.
As a still further scheme of the invention: the support is connected with the movable plates and the adjacent two movable plates through a plurality of limiting rod structures.
As a still further scheme of the invention: the limiting rod structure comprises an inner limiting rod and an outer limiting rod; one end of the movable plate is fixed with one end of a limiting inner rod; the other end of the limiting inner rod is arranged in one end of the limiting outer rod in a sliding mode; the other end of the limiting outer rod is fixed on one end of the other movable plate.
As a still further scheme of the invention: a spraying liquid storage bin is arranged on one side of the bracket, and a liquid inlet for adding liquid is formed in the upper end of the spraying liquid storage bin; one side of the bottom of the spray liquid storage bin is communicated with one end of the liquid outlet pipe; the other end of the liquid outlet pipe is communicated with the liquid distribution pipe; the bottom of the liquid distribution pipe is respectively communicated with the water inlets of the plurality of spraying pumps; the water outlets of the plurality of spraying pumps are respectively communicated with the plurality of spraying pipes through pipelines.
As a still further scheme of the invention: a stirring mechanism for stirring the spraying liquid is also arranged in the spraying liquid storage bin; the stirring mechanism comprises a stirring motor, a stirring rotating shaft, a stirring gear and a stirring rod; two stirring rotating shafts are rotatably arranged in the spray liquid storage bin, and stirring gears are fixed on the two stirring rotating shafts; the two stirring gears are mutually meshed, and a plurality of stirring rods are fixed at the lower ends of the two stirring rotating shafts along the annular equal angle; a plurality of stirring rods on the two stirring rotating shafts are distributed in a crossed manner; and the stirring motor for driving the single stirring rotating shaft to rotate is fixed on the spraying liquid storage bin.
As a still further scheme of the invention: the stirring rod is an arc-shaped rod; and an observation window for observing the residual amount of the spraying liquid is also arranged on one side of the spraying liquid storage bin.
Compared with the prior art, the invention has the beneficial effects that: the pushing mechanism is arranged, so that a plurality of adjacent spray heads can be driven to be continuously close to and away from each other, all-dimensional spraying can be carried out on the track, the spraying is uniform, then the vehicle moves forwards for a certain distance and stops, the spraying is repeated, and the spraying is uniform; through setting up rabbling mechanism, can stir spraying liquid to the messenger sprays the liquid dispersion and evenly, has further improved to a certain extent and has sprayed the effect.
Drawings
Fig. 1 is a schematic structural view of a tunnel lining maintenance track spray device.
Fig. 2 is a schematic structural diagram of a pushing mechanism in the tunnel lining maintenance track spraying device.
Fig. 3 is a schematic structural diagram of a stirring mechanism in the tunnel lining maintenance track spraying device.
In the figure: 1. fixing the rod; 2. a support; 3. pushing the rotating shaft; 4. an incomplete gear; 5. a movable plate; 6. a connecting rod; 7. a shower pipe; 8. a shower head; 9. a belt; 10. a drive motor; 11. an inner limiting rod; 12. a limiting outer rod; 13. a spray liquid storage bin; 14. a liquid inlet; 15. a liquid outlet pipe; 16. a liquid separating pipe; 17. a spray pump; 18. a stirring motor; 19. a stirring rotating shaft; 20. a stirring gear; 21. a stirring rod.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to specific embodiments.
Example 1
Referring to fig. 1-3, the present embodiment provides a tunnel lining maintenance track spraying device, which includes a vehicle, a fixing rod 1, a bracket 2, a spraying pipe 7, a spraying head 8 and a pushing mechanism; a bracket 2 is fixed on one side of the vehicle through a plurality of fixing rods 1; the bracket 2 is provided with a pushing mechanism for driving the plurality of spray headers 8 to reciprocate left and right; the pushing mechanism comprises a pushing rotating shaft 3, an incomplete gear 4, a movable plate 5 and a connecting rod 6; a plurality of pushing rotating shafts 3 are arranged on the bracket 2 in an equidistance rotating manner, and incomplete gears 4 are fixed on the pushing rotating shafts 3; the difference between the initial rotation angles of two adjacent incomplete gears 4 is half a turn, and the incomplete gears 4 are all rotatably arranged in the opening of the movable plate 5; tooth bars matched with the incomplete gear 4 are arranged on two sides of the opening of the movable plate 5, and when teeth at one end of the incomplete gear 4 are separated from the tooth bars on one side of the movable plate 5, teeth at the other end of the incomplete gear 4 are just contacted with the tooth bars on the other side of the movable plate 5; the bottoms of the movable plates 5 are symmetrically fixed with connecting rods 6; the two connecting rods 6 positioned on the single movable plate 5 are fixed with spraying pipes 7; a plurality of spray headers 8 are distributed at the bottoms of the plurality of spray pipes 7 at equal intervals; the driving mechanism for driving the plurality of pushing rotating shafts 3 to synchronously rotate is arranged on the bracket 2; set up like this, stop after a vehicle removes a section distance, later actuating mechanism drives a plurality of promotion pivot 3 synchronous rotations, thereby drive a plurality of incomplete gear 4 rotations, because the initial rotation angle of two adjacent incomplete gear 4 differs half a circle, and during the tooth bar separation of the tooth of 4 one ends of incomplete gear and fly leaf 5 one side, the tooth of the 4 other ends of incomplete gear just contacts with the tooth bar of the 5 opposite sides of fly leaf, thereby it can constantly keep away from and be close to each other to drive two adjacent fly leaves 5, thereby it constantly keeps away from and is close to each other to drive two adjacent shower 7, thereby drive 8 side-to-side motions of a plurality of shower heads, thereby can carry out all-round spraying to the track, and spray comparatively evenly, later the vehicle moves forward and stops after the certain distance, carry out repeated spraying, so can make and spray comparatively evenly.
Further, the driving mechanism comprises a belt 9 and a driving motor 10; a driving motor 10 is fixed on the bracket 2, and the rotating end of the driving motor 10 is connected with one end of the single pushing rotating shaft 3; two adjacent pushing rotating shafts 3 are connected through a belt 9; the arrangement is that when the driving motor 10 works, the belt 9 drives the plurality of pushing rotating shafts 3 to rotate synchronously.
In order to make a plurality of movable plates 5 more stable during the movement, the support 2 and the movable plates 5, and two adjacent movable plates 5 are connected through a plurality of limiting rod structures.
Further, the limiting rod structure comprises a limiting inner rod 11 and a limiting outer rod 12; one end of the movable plate 5 is fixed with one end of a limiting inner rod 11; the other end of the limiting inner rod 11 is arranged in one end of the limiting outer rod 12 in a sliding mode; the other end of the limit outer rod 12 is fixed on one end of the other movable plate 5.
In order to facilitate the liquid feeding of the spray pipe 7, a spray liquid storage bin 13 is arranged on one side of the bracket 2, and a liquid inlet 14 for adding liquid is formed in the upper end of the spray liquid storage bin 13; one side of the bottom of the spray liquid storage bin 13 is communicated with one end of the liquid outlet pipe 15; the other end of the liquid outlet pipe 15 is communicated with a liquid distribution pipe 16; the bottom of the liquid separating pipe 16 is respectively communicated with the water inlets of a plurality of spray pumps 17; the water outlets of the plurality of spray pumps 17 are respectively communicated with the plurality of spray pipes 7 through pipelines. In this arrangement, when the shower pump 17 is operated, the shower liquid in the shower liquid storage chamber 13 can be discharged from the shower head 8.
Further, in order to uniformly mix the spraying liquid in the spraying liquid storage bin 13, a stirring mechanism for stirring the spraying liquid is further arranged in the spraying liquid storage bin 13; the stirring mechanism comprises a stirring motor 18, a stirring rotating shaft 19, a stirring gear 20 and a stirring rod 21; two stirring rotating shafts 19 are rotatably arranged in the spray liquid storage bin 13, and stirring gears 20 are fixed on the two stirring rotating shafts 19; the two stirring gears 20 are mutually meshed, and a plurality of stirring rods 21 are fixed at the lower ends of the two stirring rotating shafts 19 along the annular equal angle; a plurality of stirring rods 21 on the two stirring rotating shafts 19 are arranged in a crossed manner; and a stirring motor 18 for driving the single stirring rotating shaft 19 to rotate is fixed on the spraying liquid storage bin 13. Set up like this, when agitator motor 18 drives stirring pivot 19 and rotates to drive two stirring pivot 19 antiport through two stirring gears 20, thereby drive a plurality of puddlers 21 antiport, thereby can stir spraying liquid, make its misce bene.
The working principle of the embodiment is as follows: stop after the vehicle removes a section distance, later actuating mechanism drives a plurality of promotion pivots 3 synchronous rotations, thereby drive a plurality of incomplete gear 4 rotations, because the initial rotation angle of two adjacent incomplete gear 4 differs half a circle, and during the tooth bar separation of the tooth of 4 one ends of incomplete gear and fly leaf 5 one side, the tooth of the 4 other ends of incomplete gear just contacts with the tooth bar of the 5 opposite sides of fly leaf, thereby it can constantly keep away from and be close to each other to drive two adjacent fly leaf 5, thereby it constantly keeps away from and is close to each other to drive two adjacent shower 7, thereby drive 8 side-to-side motions of a plurality of shower heads, thereby can carry out the all-round spraying to the track, and spray comparatively evenly, later the vehicle moves forward and stops after the certain distance, carry out repeated spraying, so can make and spray comparatively evenly.
When agitator motor 18 drives stirring pivot 19 and rotates to drive two stirring pivot 19 antiport through two stirring gear 20, thereby drive a plurality of puddler 21 antiport, thereby can stir spraying liquid, make its misce bene.
Example 2
The embodiment is further improved on the basis of the embodiment 1, and the improvement is as follows: in order to improve the stirring effect, the stirring rod 21 is an arc-shaped rod; in order to observe the residual amount of the spraying liquid in the spraying liquid storage bin 13 in real time, an observation window for observing the residual amount of the spraying liquid is further arranged on one side of the spraying liquid storage bin 13.
While the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (7)
1. A tunnel lining maintenance track spraying device is characterized by comprising a vehicle, a fixed rod (1), a bracket (2), a spraying pipe (7), a spraying head (8) and a pushing mechanism; a bracket (2) is fixed on one side of the vehicle through a plurality of fixing rods (1); the bracket (2) is provided with a pushing mechanism for driving the plurality of spray headers (8) to reciprocate left and right; the pushing mechanism comprises a pushing rotating shaft (3), an incomplete gear (4), a movable plate (5) and a connecting rod (6); a plurality of pushing rotating shafts (3) are arranged on the bracket (2) in an equidistance rotating manner, and incomplete gears (4) are fixed on the plurality of pushing rotating shafts (3); the difference of the initial rotating angles of two adjacent incomplete gears (4) is half a circle, and the incomplete gears (4) are rotatably arranged in the openings of the movable plate (5); tooth bars matched with the incomplete gear (4) are arranged on two sides of the opening of the movable plate (5), and when teeth at one end of the incomplete gear (4) are separated from the tooth bars on one side of the movable plate (5), teeth at the other end of the incomplete gear (4) are just contacted with the tooth bars on the other side of the movable plate (5); the bottoms of the movable plates (5) are symmetrically fixed with connecting rods (6); a spray pipe (7) is fixed on the two connecting rods (6) on the single movable plate (5); a plurality of spray headers (8) are distributed at the bottoms of the spray pipes (7) at equal intervals; the driving mechanism for driving the plurality of pushing rotating shafts (3) to synchronously rotate is arranged on the bracket (2).
2. The tunnel lining maintenance track shower apparatus according to claim 1, wherein the driving mechanism includes a belt (9) and a driving motor (10); a driving motor (10) is fixed on the support (2), and the rotating end of the driving motor (10) is connected with one end of the single pushing rotating shaft (3); two adjacent pushing rotating shafts (3) are connected through a belt (9).
3. The tunnel lining maintenance track spray device according to claim 2, characterized in that the space between the support (2) and the movable plate (5) and the space between two adjacent movable plates (5) are connected by a plurality of limiting rod structures.
4. The tunnel lining maintenance track spray device of claim 3, wherein the limiting rod structure comprises an inner limiting rod (11) and an outer limiting rod (12); one end of the movable plate (5) is fixed with one end of a limiting inner rod (11); the other end of the limiting inner rod (11) is arranged in one end of the limiting outer rod (12) in a sliding mode; the other end of the limiting outer rod (12) is fixed on one end of the other movable plate (5).
5. The tunnel lining maintenance track spraying device according to claim 3, wherein a spraying liquid storage bin (13) is arranged at one side of the support (2), and a liquid inlet (14) for adding liquid is formed in the upper end of the spraying liquid storage bin (13); one side of the bottom of the spraying liquid storage bin (13) is communicated with one end of the liquid outlet pipe (15); the other end of the liquid outlet pipe (15) is communicated with a liquid separating pipe (16); the bottom of the liquid separating pipe (16) is respectively communicated with the water inlets of a plurality of spraying pumps (17); the water outlets of the plurality of spraying pumps (17) are respectively communicated with the plurality of spraying pipes (7) through pipelines.
6. The tunnel lining maintenance track spraying device according to claim 5, wherein a stirring mechanism for stirring the spraying liquid is further arranged in the spraying liquid storage bin (13); the stirring mechanism comprises a stirring motor (18), a stirring rotating shaft (19), a stirring gear (20) and a stirring rod (21); two stirring rotating shafts (19) are rotatably arranged in the spray liquid storage bin (13), and stirring gears (20) are fixed on the two stirring rotating shafts (19); the two stirring gears (20) are mutually meshed, and a plurality of stirring rods (21) are fixed at the lower ends of the two stirring rotating shafts (19) along the annular equal angle; a plurality of stirring rods (21) on the two stirring rotating shafts (19) are arranged in a crossed manner; and a stirring motor (18) for driving the single stirring rotating shaft (19) to rotate is fixed on the spraying liquid storage bin (13).
7. The tunnel lining maintenance track shower apparatus according to claim 6, wherein the stirring rod (21) is an arc-shaped rod; and an observation window for observing the residual amount of the spraying liquid is also arranged on one side of the spraying liquid storage bin (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110390768.4A CN113185322B (en) | 2021-04-12 | 2021-04-12 | Tunnel lining maintenance track spray set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110390768.4A CN113185322B (en) | 2021-04-12 | 2021-04-12 | Tunnel lining maintenance track spray set |
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| Publication Number | Publication Date |
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| CN113185322A true CN113185322A (en) | 2021-07-30 |
| CN113185322B CN113185322B (en) | 2022-05-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110390768.4A Active CN113185322B (en) | 2021-04-12 | 2021-04-12 | Tunnel lining maintenance track spray set |
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| Country | Link |
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| CN (1) | CN113185322B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114108432A (en) * | 2021-11-23 | 2022-03-01 | 中铁广州工程局集团深圳工程有限公司 | Intelligent automatic spraying maintenance system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090133728A1 (en) * | 2007-11-26 | 2009-05-28 | Yong Chu Kim Brillouet | No water spill automatic steam car wash system |
| CN108582446A (en) * | 2018-07-10 | 2018-09-28 | 中铁十局集团第二工程有限公司 | Spray maintenance device and sprinkling curing system |
| US20190000010A1 (en) * | 2016-08-29 | 2019-01-03 | Jiangsu University | A seedling separating device based on a gear-rack drive |
| CN210705321U (en) * | 2019-07-04 | 2020-06-09 | 南京滨江建材科技集团有限公司 | Dust fall spraying system of concrete mixing plant |
| CN111298560A (en) * | 2020-03-27 | 2020-06-19 | 重庆工程职业技术学院 | Spraying dust-settling and cooling device for building construction |
| CN111758705A (en) * | 2020-07-17 | 2020-10-13 | 于伟 | Energy-saving agricultural is with stirring and spraying integral type device |
| CN112360509A (en) * | 2020-10-15 | 2021-02-12 | 涂弟辉 | Lining concrete watering maintenance equipment that tunnel construction used |
-
2021
- 2021-04-12 CN CN202110390768.4A patent/CN113185322B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090133728A1 (en) * | 2007-11-26 | 2009-05-28 | Yong Chu Kim Brillouet | No water spill automatic steam car wash system |
| US20190000010A1 (en) * | 2016-08-29 | 2019-01-03 | Jiangsu University | A seedling separating device based on a gear-rack drive |
| CN108582446A (en) * | 2018-07-10 | 2018-09-28 | 中铁十局集团第二工程有限公司 | Spray maintenance device and sprinkling curing system |
| CN210705321U (en) * | 2019-07-04 | 2020-06-09 | 南京滨江建材科技集团有限公司 | Dust fall spraying system of concrete mixing plant |
| CN111298560A (en) * | 2020-03-27 | 2020-06-19 | 重庆工程职业技术学院 | Spraying dust-settling and cooling device for building construction |
| CN111758705A (en) * | 2020-07-17 | 2020-10-13 | 于伟 | Energy-saving agricultural is with stirring and spraying integral type device |
| CN112360509A (en) * | 2020-10-15 | 2021-02-12 | 涂弟辉 | Lining concrete watering maintenance equipment that tunnel construction used |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114108432A (en) * | 2021-11-23 | 2022-03-01 | 中铁广州工程局集团深圳工程有限公司 | Intelligent automatic spraying maintenance system |
| CN114108432B (en) * | 2021-11-23 | 2023-02-03 | 中铁广州工程局集团深圳工程有限公司 | Intelligent automatic spraying maintenance system |
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| Publication number | Publication date |
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| CN113185322B (en) | 2022-05-06 |
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